Exemplar Problems

Problem 23 : Discuss the concept of metallic bonding in alloys. Explain how the presence of different metals can affect the properties of an alloy.

Solution :

Metallic bonding involves a “sea of electrons” and contributes to properties like electrical conductivity. Alloys are mixtures of different metals that can enhance properties. For example, adding small amounts of carbon to iron forms steel, which is stronger and more corrosion-resistant than pure iron.